Directv Sl3 Slimline 4out Ka/ku Slim Line LNB (Sl3) To be used to pick up high definition programming from DirecTV Includes LNB Only. Manufacturers may vary. All components are DirecTV approved manufacturers. Four outputs carrying satellite signal from three different satellites in the sky. Capable of receiving DirecTV satellite signals on the KA/KU band (99, 101, 103)